Western Digital Sets January 25 for Q2 Fiscal 2018 Financial Results Conference Call/Webcast

San Jose, CA - January 10, 2018

Western Digital Corp. (NASDAQ: WDC) today announced that the company plans to release its financial results for the second fiscal quarter ended Dec. 29, 2017 after the close of the market on Thursday, January 25, 2018. The investment community conference call to discuss these results will be broadcast live over the Internet that day at 2:30 p.m. Pacific/5:30 p.m. Eastern. The live and archived conference call/webcast can be accessed online at investor.wdc.com. The telephone replay number in the U.S. is 1(855) 859-2056 or +1(404) 537-3406 for international callers. The required passcode is 9563377.

About Western Digital
Western Digital creates environments for data to thrive. The company is driving the innovation needed to help customers capture, preserve, access and transform an ever-increasing diversity of data. Everywhere data lives, from advanced data centers to mobile sensors to personal devices, our industry-leading solutions deliver the possibilities of data. Western Digital® data-centric solutions are marketed under the G-Technology™, HGST, SanDisk®, Tegile™, Upthere™ and WD® brands. Financial and investor information is available on the company's Investor Relations website at investor.wdc.com.

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Western Digital, the Western Digital logo, G-Technology, SanDisk, Tegile, Upthere and WD are registered trademarks or trademarks of Western Digital Corporation or its affiliates in the U.S. and/or other countries. Other trademarks, registered trademarks, and/or service marks, indicated or otherwise, are the property of their respective owners.

Press Contacts

Corporate Media Inquiries

WD.Mediainquiries@wdc.com

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WD.Productmediainquiries@wdc.com

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